Contact Us

1100 McKinley Road
St Marys, OH 45885
P: 419-394-7840
F: 419-394-4776

Forty-Three Million Wheels...

A leader in the manufacture of
cast aluminum automotive wheels.

Our products can be found on some
of the most popular vehicles today.

Our clients include some of the largest
auto manufacturers in the world.

Current Openings

The development, growth and success of Kosei have been due to individual energy, intelligence and dedication of our associates. We are always looking for qualified and motivated people to join our team.  As a subsidiary of Kosei Aluminum Co., LTD., our reputation for high quality products and customer satisfaction has helped us continue to grow and to provide our more than 500 associates with over 30 years of steady employment.  We have plans for future growth and joining the Kosei team will provide you a rewarding career with an excellent compensation and comprehensive fringe benefits package, including:

  • Medical, Dental, and Vision Insurance
  • Prescription Drug Card
  • Employee Assistance Programs (EAP)
  • Short & Long Term Disability
  • 401(k) Retirement Savings Plan with Company Match
  • Paid Holidays
  • Paid Vacations
  • Bonus programs
  • Company Paid Uniforms, Safety Shoes, Glasses, etc.
  • Career Advancement Opportunities 

If you're ready for the next step in your career development and a place to put your ideas into practice, then we want to hear from you TODAY.  You may apply on-line at our website or in person at:    1100 McKinley Road, St. Marys OH  45885



Hourly Positions

Safely performs layout, installation, inspection, maintenance, and repair of 480-3 phase electrical systems including wiring and conduit runs, communication cables, control and coaxial wiring, thermocouples and power distribution systems.

Hourly Positions

Safely operate a variety of machines and/or processes according to procedure to produce the goals established for quality and quantity of cast aluminum wheels.

Hourly Positions

Safely troubleshoot, repair and adjust mechanical, hydraulic, pneumatic and robotic machinery and equipment.

Salary Positions


  1. Oversees the design, installation, maintenance, and repair of electrical power distribution for machinery, equipment, and facilities. 
  2. Reviews, inspects, and debugs electrical systems to confirm that equipment, components, and systems are functioning properly. 
  3. Analyzes existing electrical systems and implements modifications, as needed to reduce safety risks, improve equipment function and reliability, reduce cost, etc. 
  4. Plans and coordinates related projects, including specifications, cost justifications, project budgets, and detailed schedules. 
  5. Ensures compliance with regulations and related permits and licenses. 
  6. Provides training, direction, and assistance to electricians, HVAC technicians, and maintenance personnel for troubleshooting, maintenance, and repair of electrical systems.


  1. At least seven (7) years of related facility electrical engineering experience is required. 
  2. Journeyman electrician experience and/or related Associate degree required.  Related Bachelor's degree strongly preferred.
  3. Working knowledge of 480-3 phase industrial electrical systems and relevant national, state, and local electrical codes, safety rules and regulations, permits, and licenses required.
  4. Ability to read/interpret blueprints, drawings, schematics, and computer-generated reports required
  5. Working knowledge and use of Microsoft Project software and computer-aided drafting/design tools strongly preferred.
  6. Excellent organizational, analytical, problem-solving, and written/verbal communication skills required.

Environmental Policy

Kosei St. Marys Corporation will strive to be the best aluminum products company in the world in terms of environmental...

Corporate Social Responsibility

CSR is a commitment to contribute to sustainable economic development, working with employees, their families...